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Class Information
Number: 239/63
Name: Fluid sprinkling, spraying, and diffusing > With cutoff or flow varying means operated by means responsive to discharged fluid (e.g., ground moisture sensing)
Description: Apparatus for commencing, terminating or changing the flow therefrom by means responsive, sensitive, or reactive to fluid which has left the system (or lack thereof) either in or on the surface of the ground or in the area being treated.


Sub-classes under this class:

Class Number Class Name Patents
239/65 By level or weight in testing receiver 20
239/64 With overriding second control means 67


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7413380 Golf course turf conditioning control system and method Aug. 19, 2008
7347384 Multi-zone sprinkler system with moisture sensors and configurable spray pattern Mar. 25, 2008
7305280 Method and system for providing offset to computed evapotranspiration values Dec. 4, 2007
7292049 System and method for detecting the dielectric constant of conductive material Nov. 6, 2007
7280047 Real-time electronic spray deposition sensor Oct. 9, 2007
7264177 Methods, systems and apparatuses for automated irrigation and chemical treatment Sep. 4, 2007
7261245 Adaptive irrigation of vegetation Aug. 28, 2007
7258129 Moisture sensor and control system for sprinklers and method therefor Aug. 21, 2007
7229026 System and method for use in controlling irrigation and compensating for rain Jun. 12, 2007
7216659 Low power system for wireless monitoring of an environment and irrigation control May. 15, 2007
7213772 Spray delivery system May. 8, 2007
7203576 Moisture sensor timer Apr. 10, 2007
7172366 Golf course environmental management system and method Feb. 6, 2007
7168632 Multi-zone sprinkler system with moisture sensors and configurable spray pattern Jan. 30, 2007
7165730 Water irrigation system with moisture gauge and method of controlling irrigation Jan. 23, 2007
7141119 Pressure-controlling dispersion delivery system Nov. 28, 2006
7123993 Irrigation controller Oct. 17, 2006
7097113 Irrigation unit including a power generator Aug. 29, 2006
7066218 Insect control system and method Jun. 27, 2006
7063270 Moisture sensor sprinkler control systems Jun. 20, 2006
7063271 Moisture responsive sprinkler circuit Jun. 20, 2006
7048204 Irrigation controller using estimated solar radiation May. 23, 2006
6997642 Golf course environmental management system Feb. 14, 2006
6975245 Real-time data acquisition and telemetry based irrigation control system Dec. 13, 2005
6955724 Spray-coating device for a coating liquid Oct. 18, 2005
6938834 Irrigation system peripheral communications using valve control wires Sep. 6, 2005
6926210 System for maintaining gutter debris free Aug. 9, 2005
6926211 Closed-loop mosquito insecticide delivery system and method Aug. 9, 2005
6921027 Truck wash automatic chemical ratio proportioning Jul. 26, 2005
6895987 Device that modifies irrigation schedules of existing irrigation controllers May. 24, 2005
6892114 Modifying irrigation schedules of existing irrigation controllers May. 10, 2005
6877675 Precision farming system for applying product to a field Apr. 12, 2005
6782909 Matric potential responder improvements Aug. 31, 2004
6752323 Hot melt material application system with high temperature pressure monitoring and heated recirculating manifolds Jun. 22, 2004
6732945 Chemical solutions methods for processing semiconductor materials May. 11, 2004
6705542 Gas irrigation control system based on soil moisture determination through porous capsules Mar. 16, 2004
6688535 Accurate horticultural sprinkler system and sprinkler head Feb. 10, 2004
6685104 Landscape sprinkling systems Feb. 3, 2004
6679436 Sprayer Jan. 20, 2004
6669105 Closed-loop mosquito insecticide delivery system and method Dec. 30, 2003
6663012 Method for detecting moisture in soils using secondary cosmic radiation Dec. 16, 2003
6648240 Apparatus to control fluid flow rates Nov. 18, 2003
6585168 Differential relative humidity and temperature sensitive irrigation control Jul. 1, 2003
6581849 Automatic semi-conductor condensate flower-watering device Jun. 24, 2003
6511545 Electron-emitting device, electron source substrate, electron source, display panel and image-forming apparatus, and production method thereof Jan. 28, 2003
6453215 Irrigation controller Sep. 17, 2002
6452499 Wireless environmental sensor system Sep. 17, 2002
6402048 Accurate horticultural sprinkler system and sprinkler head Jun. 11, 2002
6401742 Moisture sensor and irrigation control system Jun. 11, 2002
6378779 In-ground moisture sensor Apr. 30, 2002

1 2 3 4


 
 
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